diff --git a/configs/Board.mk b/configs/Board.mk
new file mode 100644
index 00000000000..6289e24fd1b
--- /dev/null
+++ b/configs/Board.mk
@@ -0,0 +1,133 @@
+############################################################################
+# configs/Board.mk
+#
+#   Copyright (C) 2015 Gregory Nutt. All rights reserved.
+#   Author: Gregory Nutt <gnutt@nuttx.org>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in
+#    the documentation and/or other materials provided with the
+#    distribution.
+# 3. Neither the name NuttX nor the names of its contributors may be
+#    used to endorse or promote products derived from this software
+#    without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
+#
+############################################################################
+
+-include $(TOPDIR)/Make.defs
+
+ifneq ($(ZDSVERSION),)
+AOBJS = $(ASRCS:.S=$(OBJEXT))
+else
+AOBJS = $(ASRCS:$(ASMEXT)=$(OBJEXT))
+endif
+COBJS = $(CSRCS:.c=$(OBJEXT))
+
+SRCS = $(ASRCS) $(CSRCS)
+OBJS = $(AOBJS) $(COBJS)
+
+SCHEDSRCDIR = $(TOPDIR)$(DELIM)sched
+ARCHSRCDIR = $(TOPDIR)$(DELIM)arch$(DELIM)$(CONFIG_ARCH)$(DELIM)src
+
+ifneq ($(ZDSVERSION),)
+ifeq ($(WINTOOL),y)
+  WSCHEDSRCDIR = ${shell cygpath -w $(SCHEDSRCDIR)}
+  WARCHSRCDIR = ${shell cygpath -w $(ARCHSRCDIR)}
+  USRINCLUDES = -usrinc:'.;$(WSCHEDSRCDIR);$(WARCHSRCDIR);$(WARCHSRCDIR)\common'
+else
+  USRINCLUDES = -usrinc:".;$(SCHEDSRCDIR);$(ARCHSRCDIR);$(ARCHSRCDIR)\common"
+endif
+else
+ifeq ($(WINTOOL),y)
+  CFLAGS += -I "${shell cygpath -w $(SCHEDSRCDIR)}"
+ifeq ($(CONFIG_ARCH_SIM),y)
+  CFLAGS += -I "${shell cygpath -w $(ARCHSRCDIR)}"
+else
+  CFLAGS += -I "${shell cygpath -w $(ARCHSRCDIR)$(DELIM)chip}"
+  CFLAGS += -I "${shell cygpath -w $(ARCHSRCDIR)$(DELIM)common}"
+ifneq ($(CONFIG_ARCH_FAMILY),)
+  CFLAGS += -I "${shell cygpath -w $(ARCHSRCDIR)$(DELIM)$(CONFIG_ARCH_FAMILY)}"
+endif
+endif
+else
+  CFLAGS += -I$(SCHEDSRCDIR)
+ifeq ($(CONFIG_ARCH_SIM),y)
+  CFLAGS += -I$(ARCHSRCDIR)
+else
+  CFLAGS += -I$(ARCHSRCDIR)$(DELIM)chip
+  CFLAGS += -I$(ARCHSRCDIR)$(DELIM)common
+ifneq ($(CONFIG_ARCH_FAMILY),)
+  CFLAGS += -I$(ARCHSRCDIR)$(DELIM)$(CONFIG_ARCH_FAMILY)
+endif
+endif
+endif
+endif
+
+ifneq ($(ZDSVERSION),)
+INCLUDES = $(ARCHSTDINCLUDES) $(USRINCLUDES)
+CFLAGS = $(ARCHWARNINGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(INCLUDES) $(ARCHDEFINES) $(EXTRADEFINES)
+endif
+
+all: libboard$(LIBEXT)
+
+ifneq ($(ZDSVERSION),)
+$(ASRCS) $(HEAD_ASRC): %$(ASMEXT): %.S
+ifeq ($(WINTOOL),y)
+	$(Q) $(CPP) $(CPPFLAGS) `cygpath -w $<` -o $@.tmp
+else
+	$(Q) $(CPP) $(CPPFLAGS) $< -o $@.tmp
+endif
+	$(Q) cat $@.tmp | sed -e "s/^#/;/g" > $@
+	$(Q) rm $@.tmp
+endif
+
+$(AOBJS): %$(OBJEXT): %$(ASMEXT)
+	$(call ASSEMBLE, $<, $@)
+
+$(COBJS) $(LINKOBJS): %$(OBJEXT): %.c
+	$(call COMPILE, $<, $@)
+
+libboard$(LIBEXT): $(OBJS)
+	$(Q) $(AR) $@ # Create an empty archive
+ifneq ($(OBJS),)
+	$(call ARCHIVE, $@, $(OBJS))
+endif
+
+.depend: Makefile $(SRCS)
+ifneq ($(ZDSVERSION),)
+	$(Q) $(MKDEP) "$(CC)" -- $(CFLAGS) -- $(SRCS) >Make.dep
+else
+	$(Q) $(MKDEP) $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+endif
+	$(Q) touch $@
+
+depend: .depend
+
+clean:
+	$(call DELFILE, libboard$(LIBEXT))
+	$(call CLEAN)
+
+distclean: clean
+	$(call DELFILE, Make.dep)
+	$(call DELFILE, .depend)
+
+-include Make.dep